Individual Calculations August 2015
 Pluymert, Piet  Total change: 15.80  Rating chartPersonal card
 43ste Bilderbergtoernooi Oosterbeek NED 2015-07-04
RcRownchangeKK*chgGame
 2097 2015 3.50 7 0.79 20 15.80 
  Hoogland, Dirk c2140 NED1.0010.672013.40 
  Selten, Jan 2050 NED0.5010.05201.00 
  Stap, Kees 2131 NED0.001-0.3420-6.80 
  Markus, John Raymond 2094 NED1.0010.612012.20 
  Pols, Leendert 2042 NED0.5010.04200.80 
  Jonkman, Fokke 2104 NED0.5010.12202.40 
  Boersma, Jan 2119 NED0.001-0.3620-7.20 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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